<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Link & Go</title>
    <link href="./css/common.css" rel="stylesheet">
    <link href="./css/level.css" rel="stylesheet">
</head>
<body>
    <div class="container">
        <h1>Level Selection</h1>
        <div class="btn-area">
            <button class="btn" onclick="selected_level('easy')">Easy</button>
            <button onclick="selected_level('normal')">Normal</button>
            <button onclick="selected_level('hard')">Hard</button>
        </div>
        <div class="btn btn-sm">Main Page</div>
    </div>
    <script src="./js/element.js"></script>
    <script src="./js/utils.js"></script>
    <script src="./js/level.js"></script>
</body>
</html>